Number Patterns With Decimals

Write a rule for the sequence.

0.4, 0.7, 1.0, 1.3, ...

• Add 0.3

• Subtract 0.3

• Add

• Subtract

Write a rule for the sequence.

5.25, 5.00, 4.75, 4.50, ...

• 4.25, 4.00, 3.75, 3.50

• Subtract

• Subtract 0.25

• Subtract 5.25-5.00

Find the unknown term.

26.1, 23.8, 21.5, ______, 16.9

• 19.2

• 20.2

• Subtract 2.3

• 23.8

Find the unknown term.

4.62, 5.03, ______, 5.85, 6.26

• Add 0.41

• 5.43

• 5.44

• 5.67

Write the first 4 terms of the sequence.

Rule: start at 10.64, subtract 1.45

• 10.64, 9.19, 7.74, 6.29

• 10.64, 12.09, 13.54, 14.99

• 6.29, 7.74, 9.19, 10.64

• 14.99, 13.54, 12.09, 10.64

Write the first 4 terms of the sequence.

Rule: start at 29.7, subtract 0.4

• 29.7, 30.1, 30.5, 30.9

• 29.7, 25.7, 21.7, 17.7

• 29.3, 28.9, 28.5, 28.1

• 29.7, 29.3, 28.9, 28.5

Write the first 4 terms of the sequence.

Rule: start at 0.87, add 2.15

• 3.02, 5.17, 7.32, 9.47

• 0.87, 3.02, 5.17, 7.32

• 0.87, 2.912, 4.106, 6.256

• 2.912, 4.106, 6.256, 8.310

Write the first 4 terms of the sequence.

Rule: Start at 19.3, add 1.8

• 19.3, 21.1, 22.9, 24.7

• 21.1, 22.9, 24.7, 26.5

• 19.3, 17.5, 15.7, 13.9

• 17.5, 15.7, 13.9, 12.1